Home / 7,307.68-10,082.21-4,472.10

Finding the Fourth Proportional to 7,307.68, 10,082.21 and 4,472.10

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Solution

The fourth proportional to 7,307.68, 10,082.21 and 4,472.10 is: 6,170.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.68 : 10,082.21 = 4,472.10 : x
  2. Step 2: Convert to fraction form
    7,307.68/10,082.21 = 4,472.10/x
  3. Step 3: Cross multiply
    7,307.68x = 10,082.21 × 4,472.10
  4. Step 4: Simplify right side
    7,307.68x = 45,088,651.34
  5. Step 5: Solve for x
    x = 45,088,651.34/7,307.68
  6. Step 6: Final answer
    x = 6,170.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.